56996920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 137635200

約数和(自身を除く): 80638280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1061, 1343, 1580, 2122, 2686, 3160, 4244, 5305, 5372, 6715, 8488, 10610, 10744, 13430, 18037, 21220, 26860, 36074, 42440, 53720, 72148, 83819, 90185, 144296, 167638, 180370, 335276, 360740, 419095, 670552, 721480, 838190, 1424923, 1676380, 2849846, 3352760, 5699692, 7124615, 11399384, 14249230, 28498460, 56996920]

約数ペア:

[(1, 56996920), (2, 28498460), (4, 14249230), (5, 11399384), (8, 7124615), (10, 5699692), (17, 3352760), (20, 2849846), (34, 1676380), (40, 1424923), (68, 838190), (79, 721480), (85, 670552), (136, 419095), (158, 360740), (170, 335276), (316, 180370), (340, 167638), (395, 144296), (632, 90185), (680, 83819), (790, 72148), (1061, 53720), (1343, 42440), (1580, 36074), (2122, 26860), (2686, 21220), (3160, 18037), (4244, 13430), (5305, 10744), (5372, 10610), (6715, 8488)]